Essential Math and Calculations for Pharmacy Technicians (Plant Engineering Series)

ESSENTIAL MATH and CALCULATIONS for PHARMACY TECHNICIANS

CRC PRESS

PHARMACY EDUCATION SERIES

Pharmacoethics: A Problem-Based Approach David A. Gettman and Dean Arneson

Pharmaceutical Care: Insights from Community Pharmacists William N. Tindall and Marsha K. Millonig

Essentials of Law and Ethics for Pharmacy Technicians Kenneth M. Strandberg

Essentials of Pharmacy Law Douglas J. Pisano

Essentials of Pathophysiology for Pharmacy Martin M. Zdanowicz

Pharmac y: What It Is and How It Works William N. Kelly

Pharmacokinetic Principles of Dosing Adjustments: Understanding the Basics Ronald Schoenwald

Strauss’s Federal Drug Laws and Examination Review, Fifth Edition Steven Strauss

Pharmaceutical and Clinical Calculations, Second Edition Mansoor Khan and Indra Reddy

Inside Pharmacy: Anatomy of a Profession Ray Gosselin, Jack Robbins, and Joseph Cupolo

Understanding Medical Terms: A Guide for Pharmacy Practice, Second Edition Mary Stanaszek, Walter Stanaszek, and Robert Holt

Pharmacokinetic Analysis: A Practical Approach Peter Lee and Gordon Amidon

Guidebook for Patient Counseling Harvey Rappaport, Tracey Hunter, Joseph Roy, and Kelly Straker

ESSENTIAL MATH and CALCULATIONS for PHARMACY TECHNICIANS INDRA K. REDDY MANSOOR A. KHAN

CRC PR E S S Boca Raton London New York Washington, D.C.

This edition published in the Taylor & Francis e-Library, 2005. “To purchase your own copy of this or any of Taylor & Francis or Routledge’s collection of thousands of eBooks please go to www.eBookstore.tandf.co.uk.”

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TABLE 4.2 Metric Volume Unit 2QHOLWHU/ LVHTXDOWR

NLOROLWHU KHFWROLWHU GHNDOLWHU GHFLOLWHUV FHQWLOLWHUV PLOOLOLWHUV PLFUROLWHUV QDQROLWHUV

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TABLE 4.3 Metric Length Unit 2QHPHWHUP LVHTXDOWR

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TABLE 4.4 Apothecaries’ Liquid Measures PLQLPVm ÁXLGGUDPVId ÁXLGRXQFHVIz SLQWV2 TXDUWVTW

    

    

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TABLE 4.5 Apothecaries’ Weight Measures JUDLQVJU VFUXSOHVX GUDPVd RXQFHVz SRXQGOE

    

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TABLE 4.6 Household Measures Unit WHDVSRRQIXO GHVVHUWVSRRQIXO WDEOHVSRRQIXO RXQFH ZLQHJODVV FRIIHHFXS JODVV TXDUW JDOORQ

Abbreviation or Symbol

Equivalent Volume in Milliliters

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Metric (precise)

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TABLE 4.8 Approximate Equivalents Used by Health Professionals Apothecary JUDLQJU RXQFHz SRXQG PLQLPm ÁXLGRXQFHIz Iz .J

Metric

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CHENAL PHARMACY

Dr. John Doe

169 Hillside Avenue

4301 E Markham St, Little Rock, AR 76543

Little Rock, AR 71206

Phone No. 501-555-1000 Name: Brittany Taylor

Age: 72

Address: 95 Chenal Blvd, Hope

Date: 5/28/03

Ρχ # 123456

555-0342

Date: 5/28/03

Taylor, Brittany 95 Chenal Blvd.

Ρχ Darvocet-N 100

Take one tablet twice daily, as needed for

#30

pain.

Sig: bid, prn pain.

Darvocet-N 100 tablets, #30 John Doe, M.D. Refills none DAW __√___

Dr. John Doe __________________________ DEA #AI7973142

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Goldman, Brown

Admit 2/26/96

41-22 Passedena

DOB 7/7/42

Little Rock, AK

Dr. L. Bailey

ID# 87654

Room 107

Please Use Ball Point Pen and Press Firmly. You are making more than one copy ORDERED

PHYSICIAN'S ORDERS

NURSE NOTED

START A NEW SECTION WITH EACH SET OF ORDERS DATE

TIME

2/26

0900

Dynapen 250 mg. PO q6h

2/26

0900

Darvon Compound 65 PO q4h prn pain

2/26

0900

Vibramycin 0.2 g po stat

HOUR

NAME

0940

L. Ito

L. Bailey, M.D.

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EXAMPLE 1 Chris Ferell, M.D. 911 Hollywood Avenue Detroit, MI-71208 Phone No. 555-1234 Name : John Doe Age: 70 Address: 96 Havana Blvd., MI-71208 Date: 2/28/03

Px Flagyl 500 mg

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 Px # 123456 Date: 2/28/03 Doe, John 911 Hollywood Ave Take one tablet three times a day for seven days Metronidazole 500 mg #40 Refill 1 C. Ferell, M.D.

Sig: i tab tid, 7 days REFILL None DAW C. Ferell DEA # AD 7973142

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EXAMPLE 2 Pat Reno 96 Alonzo Drive Miami, FL-71208 Phone No. 555-1234

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 Date: 2/29/01 Px # 123456 Starks, Baby 96 Havana Blvd. Take one-half tablet twice daily for seven days Vantin 100 mg tablets Refill 1 P. Reno

Name : Baby Starks Age: 6 mo. Address: 96 Havana Blvd., FL-71208 Date: 2/29/02

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EXAMPLE 3 Doc Rogers, M.D. 12 Progress Drive Amarillo, TX-79106 Phone No. 555-1234 Name : Jackie Bushnell Age: 58 yrs Address: 20 Main Street, Amarillo Date: 7/9/01

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PRACTICE PRESCRIPTIONS FOR ERRORS AND OMISSIONS 1.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : John Doe Age: 30 Address: 96 Progress Drive, TX-79119 Date: 2/28/02 Zantac 300 mg

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342 # 123456 Date: 2/28/02 Doe, John 96 Progress Dr. Take one tablet at bed time Ranitidine 300 mg # 40 H. Huxtable, M.D.

Sig: i bid, 15 days REFILL None ˜

DAW

HHuxtable DEA # AD 7973142

2.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Alice Smith Age: 8 mo. Address: 96 Progress Drive, TX-79119 Date:1/18/02

Amoxil 250 mg/tablet Disp. # 28 Sig: i tab q6h until finished REFILL DAW HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342 # 123456 Date: 1/18/02 Smith, Alice 96 Progress Dr. Take one tablet every six hours until Friday Amoxicillin 250 mg H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

3.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Pat O'Neal Age: 23 Address: 96 Progress Drive, TX-79119 Date: 2/28/03 Miacalcin 2 mL

77

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342

# 123456 Date: 2/28/02 O'Neal, Pat 96 Progress Dr. Take one puff by mouth daily Miacalcin H. Huxtable, M.D.

Sig: i spray in the nose daily REFILL DAW HHuxtable DEA # AD 7973142

4.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Robert Gordon Age: 36 Address: 96 Progress Drive, TX-79119 Date: 2/28/02 Xanax 0.25 #30 Sig: ss tab qd

REFILL DAW HHuxtable DEA # AL5052841

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342

# 123456 Date: 2/28/02 Gordon, Robert 96 Progress Dr. Take one-half tablet daily Zantac 0.25 H. Huxtable, M.D.

78

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5.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Diana Wu Age: 2 yrs Address: 96 Progress Drive, TX-79119 Date: 1/28/03 Ampicillin 250 mg/tsp f -V

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342 # 123456 Date: 1/28/03 Wu, Diana 96 Progress Dr. Take one tablespoonful three times daily for 10 days Amoxicillin 250 mg/5 mL H. Huxtable, M.D.

Sig: tsptid, 10 days REFILL DAW HHuxtable DEA # AD 7973142

6.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Jason Boyd Address : 96 Progress Drive, TX-79119

Age: 34 Date : 1/28/03

Bactrim DS #20 Sig: i bid, 7 days

REFILL DAW

˜

HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342

# 123456 Date: 1/28/03 Boyd, Jason 96 Progress Dr. Take one tablet twice daily for seven days Sulfameth/TMP 400/80 mg # 20 H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

7.

79

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Alicia Bedell Address : 96 Progress Drive, TX-79119

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342

Age: 4 mo. Date : 1/25/03

# 123456 Date: 1/25/03 Bedell, Alicia 96 Progress Dr. Insert one suppository rectally four times daily for fever over 101r APAP Suppositories 2 gr #10 H. Huxtable, M.D.

ASA Suppositories 2 gr #10 Sig: In. rect q4h, prn fever over 101 r

REFILL DAW HHuxtable DEA # AD 7973142

8. Medication profile and a prescription Evelyn Bradley 20 Main Street Monroe, LA 71201 Date 3/1/02 5/6/02 7/7/02

Allergy: Penicillin, Sulfa, Cephalosporins

Dr.

_#

Quinn Quinn Quinn

12340 12350 12369

Patient Drug Evelyn Baycol 0.2 mg #100, 1 daily Evelyn Amaryl 2 mg #60, 1 qd Evelyn Tylenol #3 # 30, ii tid, prn

Doc Rogers, M.D. 12 Desiard Street Amarillo, TX-79119 Phone No. 555-1234 Name : Evelyn Bradley Address : 20 Main Street, Monroe

Age: 18 yrs Date : 7/9/02

Omnicef 300 mg Sig: ibid, 7 days REFILL 1 DAW ˜

DRogers DEA #DR1234567

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342

# 123456 Date: 7/9/02 Bradley, Evelyn 20 Main St Take one tablet twice daily for seven days Omniceff 300 mg # 18 D. Rogers, M.D.

80

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9.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Elvis Jackson Age: 52 Address : 96 Progress Drive, TX-79119

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342 : 2/28/03

Cortisporin otic solution 10 mL

# 123456 Date: 2/28/03 Jackson, Elvis 96 Progress Dr. Instill six drops in the right eye every four hours Cortisporin otic suspension #100 cc H. Huxtable, M.D.

Sig: iv gtt ad qid REFILL √

DAW

HHuxtable DEA # AD 0510323

10.

Howard Huxtable, M.D. 20 Sheldon Street Amarillo, TX-79119 Phone No. 555-1234 Name : Beverly Sharp Age: 36 Address : 96 Progress Drive, TX-79119 Date : 1/05/03

Cozaar Tablets 50 mg # 100 Sig: i qd REFILL DAW

˜

HHuxtable DEA # AD 0510323

NORTHEAST PHARMACY 822 Coulter Street Amarillo, TX-79106 555-0342 # 123456 Date: 1/05/03 Sharp, Beverly 96 Progress Dr. Cozaar 100 mg #50 H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

11.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : John Doe Age: 30 Address: 96 Havana Blvd., FL 31207 Date: 2/28/02 Zantac 300 mg

81

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 2/28/02 Doe, John 96 Havana Blvd. Take one tablet at bed time Ranitidine 300 mg # 40 H. Huxtable, M.D.

Sig: i bid, 15 days REFILL None ˜

DAW

HHuxtable DEA # AD 7973142

12.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Baby Gore Age: 8 mo. Address: 96 Havana Blvd., FL 31207 Date:1/18/02

V-Cillin K 250 mg/tablet Disp. # 28 Sig: i QID until finished REFILL DAW HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/18/02 Gore, Baby 96 Havana Blvd. Take one tablet every six hours until Friday Pen-VK 250 mg H. Huxtable, M.D.

82

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Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Pat O'Neal Age: 23 Address: 96 Havana Blvd., FL 31207 Date: 2/28/03 Neosynephrine 2.5% 10 mL

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 2/28/03 O'Neal, Pat 96 Havana Blvd. Instill one drop in each nostril three times daily Miacalcin H. Huxtable, M.D.

Sig: i gtt os tid REFILL

1

DAW HHuxtable DEA # AD 7973142

14.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Magic Jordan Age: 36 Address: 96 Havana Blvd., FL 31207 Date: 2/28/02 Xanax 0.25 #30 Sig: ss tab qd REFILL DAW HHuxtable DEA # AL5052841

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 2/28/02 Jordan, Magic 96 Havana Blvd. Take one-half tablet daily Xanax 0.25 H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

15.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Gill Bates Age: 2 yrs Address: 96 Havana Blvd., FL 31207 Date: 1/28/03 Ampicillin 250 mg/tsp f - V

83

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/28/03 Khan, Adnan 96 Havana Blvd. Take one tablespoonful three times daily for 10 days Amoxicillin 250 mg/5 mL H. Huxtable, M.D.

Sig: tsptid, 10 days REFILL DAW

HHuxtable DEA# AD 7973142

16.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Robin Williams Age: 34 Address : 96 Havana Blvd., FL 31207 Date : 1/28/03

Septra DS #20 Sig: i bid, 7 days

REFILL DAW

1 ˜

HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 1/28/03 Williams, Robin 96 Havana Blvd. Take one tablet twice daily for seven days Sulfameth/TMP 400/80 mg # 20 H. Huxtable, M.D.

84

Essential Math and Calculations for Pharmacy Technicians

17.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Mary Green Age: 4 mo. Address : 96 Havana Blvd., FL 31207 Date : 1/25/03 APAP Suppositories 1 gr #10 Sig: In. rect q4h, prn fever over 101r

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/25/03 Green, Mary 96 Havana Blvd. Insert one suppository rectally four times daily for fever over 101r ASA Suppositories 2 gr #10 H. Huxtable, M.D.

REFILL DAW HHuxtable DEA # AD7973142

18. Medication profile and a prescription Evelyn Monroe 20 Main Street Monroe, LA 71201 Date

Dr.

Allergy: Penicillin, Sulfa

_#

3/1/02 Quinn 12340 5/6/02 Quinn 12350 7/8/02 Quinn 12369

Patient

Drug

Evelyn Evelyn Evelyn

Synthroid 0.2 mg #100, 1 daily Hygroton 2.5 mg #70, 1 qd Tylenol #3 # 30, ii tid, prn

Doc Rogers, M.D. 12 Desiard Street Monroe, LA-71208 Phone No. 555-1234 Name : Evelyn Monroe Address : 20 Main Street, Monroe

Age: 18 yrs Date : 7/9/02

Fiorinal with Codeine # 40 Sig: iqid, 7 days REFILL 1 DAW ˜

DRogers DEA # DR1234567

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 7/9/02 Monroe, Evelyn 20 Main St Take one tablet four times daily for seven days Fiorinal with Codeine # 28 D. Rogers, M.D.

Identifying Prescription Errors and Omissions

19.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Elvis Jackson Age: 52 Address : 96 Havana Blvd., FL 31207 Date : 2/28/03 Cortisporin otic solution 10 mL

85

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 2/28/03 Jackson, Elvis 96 Havana Blvd. Instill six drops in the right eye every four hours Cortisporin otic suspension #100 cc H. Huxtable, M.D.

Sig: VI gtt ad qid

REFILL √

DAW

HHuxtable DEA # AD 0510323

20.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Beverly Sharp Age: 36 Address : 96 Havana Blvd., FL 31207 Date : 1/05/03

Tenormin Tablets 50 mg # 100 Sig: i qd REFILL DAW

5X √ HHuxtable DEA # AD 0510323

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/05/03 Sharp, Beverly 96 Havana Blvd. Tenormin 100 mg #50 H. Huxtable, M.D.

86

Essential Math and Calculations for Pharmacy Technicians

21.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : John Doe Age: 30 Address: 96 Havana Blvd., FL 31207 Date: 2/28/02 Zantac 300 mg

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 2/28/02 Doe, John 96 Havana Blvd. Take one tablet twice daily for fifteen days Ranitidine 150 mg # 80 H. Huxtable, M.D.

Sig: i bid, 15 days REFILL None ˜

DAW

22.

HHuxtable DEA # AD 7973142

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Baby Gore Age: 8 mo. Address: 96 Havana Blvd., FL 31207 Date:1/18/02

V-Cillin K 250 mg/tablet Disp. # 28 Sig: i QID until finished REFILL DAW HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/18/02 Gore, Baby 61-40 flushing Ave Take one tablet every six hours until Friday Pen-VK 250 mg H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

23.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Pat O'Neal Age: 23 Address: 96 Havana Blvd., FL 31207 Date: 2/28/03 Neosynephrine 2.5% 10 mL

87

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 2/28/03 O'Neal, Pat 96 Havana Blvd. Instill one drop in each nostril three times daily Neosporine 1.5% H. Huxtable, M.D.

Sig: i gtt os tid REFILL

1

DAW HHuxtable DEA # AD 7973142

24.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Magic Jordan Age: 36 Address: 96 Havana Blvd., FL 31207 Date: 2/28/02 Xanax 0.25 #30 Sig: ss tab qd

REFILL DAW HHuxtable DEA #AL5052841

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 2/28/02 Jordan, Magic 96 Havana Blvd. Take one-half tablet daily Xanax 0.5 H. Huxtable, M.D.

88

Essential Math and Calculations for Pharmacy Technicians

25.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Gill Bates Age: 2 yrs Address: 96 Havana Blvd., FL 31207 Date: 1/28/03 Ampicillin 250 mg/tsp f -V

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/28/03 Khan, Adnan 96 Havana Blvd. Take one tablespoonful three times daily for 10 days Amoxicillin 125 mg/5 mL H. Huxtable, M.D.

Sig: tsptid, 10 days REFILL DAW HHuxtable DEA # AD7973142

26.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Robin Williams Age: 34 Address : 96 Havana Blvd., FL 31207 Date : 1/28/03

Septra DS #20 Sig: i bid, 7 days

REFILL DAW

1 ˜

HHuxtable DEA # AD 7973142

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

# 123456 Date: 1/28/03 Williams, Robin 96 Havana Blvd. Take one tablet twice daily for seven days Sulfameth/TMP 400/80 mg # 40 H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

27.

89

Henry Huxtable 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Mary Green Age: 4 mo. Address : 96 Havana Blvd., FL 31207 Date : 1/25/03 APAP Suppositories 1 gr #10

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/25/03 Green, Mary 96 Havana Blvd. Insert one suppository rectally four times daily for fever over 101° ASA Suppositories 2 gr #10 H. Huxtable

Sig: In. rect q4h, prn fever over 101°

REFILL DAW HHuxtable

28. Medication profile and a prescription Evelyn Monroe 20 Main Street Monroe, LA 71201 Date 3/1/02 5/6/02

Allergy: Sulfa, Codeine

Dr.

_#

Patient

Drug

Quinn Quinn

12340 12350

Evelyn Evelyn

Synthroid 0.2 mg #100, 1 daily Hygroton 2.5 mg #70, 1 qd

Doc Rogers, M.D. 12 Desiard Street Monroe, LA-71208 Phone No. 555-1234 Name : Evelyn Monroe Address : 20 Main Street, Monroe

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342

Age: 18 yrs : 7/9/02

Fiorinal with Codeine # 40 Sig: iqid, 7 days REFILL 1 DAW ˜

DRogers DEA # DR1234567

# 123456 Date: 7/9/02 Monroe, Evelyn 20 Main St Take one tablet four times daily for seven days Fiorinal with Codeine # 28 D. Rogers, M.D.

90

Essential Math and Calculations for Pharmacy Technicians

29.

Henry Huxtable 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Elvis Jackson Age: 52 Address : 96 Havana Blvd., FL 31207 Date : 2/28/03 Cortisporin otic solution 10 mL

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 2/28/03 Jackson, Elvis 96 Havana Blvd. Instill six drops in the right eye every four hours Cortisporin otic suspension #100 cc H. Huxtable

Sig: VI gtt ad qid

REFILL √

DAW

HHuxtable

30.

Henry Huxtable, M.D. 61-40 Flushing Avenue Monroe, LA 71208 Phone No. 555-1234 Name : Betty Sharp Age: 26 Address : 12 Main St., TX-79106 Date : 1/05/03

Tenormin Tablets 50 mg # 100 Sig: i qd REFILL DAW

5X ˜

HHuxtable DEA # AD 0510323

NORTHEAST PHARMACY 169 Hillside Avenue Monroe, LA 71206 555-0342 # 123456 Date: 1/05/03 Sharp, Beverly 96 Havana Blvd. Tenormin 100 mg #50 H. Huxtable, M.D.

Identifying Prescription Errors and Omissions

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TABLE 9.1 Number of Ions, Dissociation Factor (i), and Molecular Weight (M.W.) of Selected Compounds

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209

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L # 123645 Date: 3/16/03 Bruno, Frank 142 Garden St Take one capsule twice daily Compounded Capsules #12 H. Huxtable, M.D.

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Patrick King, M.D. 61-40 Flushing Avenue Amarillo, TX-79106 Phone No. 555-1234 Name : Piper Doe Age: 32 Address: 96 Main St., TX-79106 Date: 3/9/03 Aldomet Hydralazine Lactose qs

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Appendix B

211

2.

Patrick King, M.D. 13 Main St. Amarillo, TX 79101 Phone No. 555-1234 Name : Magic Jordan Age: 32 Address: 96 Sheldon St, TX-79106 Date: 3/9/03 Hydralazine HCl 10 mg HCTZ 20 mg Lactose qs Ft. caps. # xiv Sig: i 8 A.M., and 4 P.M. REFILL None DAW ________ PKing Lic # 333444 Available tablets: Hydralazine HCl 50 mg weighing 200 mg each, and HCTZ 20 mg tablets weighing 160 mg each.

3.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Michael Johnson Age: 32 Address: 21 Progress Dr, TX 79106 Date: 3/9/03 CPM Pseudoephedrine HCl ASA Lactose qs ad

5 mg 40 mg 300 mg

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212

Essential Math and Calculations for Pharmacy Technicians

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Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Tim Johnson Age: 32 Address: 13 Victory Dr., TX 79106 Date: 3/9/03 Dimenhydrinate Pantothenic acid aa Thiamine HCl Calcium carbonate

30 mg 10 mg 100 mg

M. Ft. cap DTD #12 Sig: i cap qid for nausea REFILL None PKing Lic # 333444 Available: Bulk powder of dimenhydrinate and pantothenic acid, 25 mg tablets of thiamine HCl weighing 200 mg each, and 500 mg tablets of calcium carbonate weighing one gram each.

5.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Gunn Hermann Address: 13 Coulter St, TX 79106 ASA Ephedrine sulfate CPM

Age: 34 Date: 3/9/03

175 mg 20 mg 2 mg

Ft. caps. D.T.D. # 12 Sig: i cap q6h, prn REFILL None PKing Lic # 333444 Available: 325 mg aspirin tablets weighing 0.7 g each, 60 mg ephedrine sulfate weighing 200 mg each, and 4 mg cpm weighing 150 mg each.

Appendix B

213

6.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Vicky Johnson Address: 13 Bell St. TX 79106 Diphenhydramine HCl Prednisone Lactose qs ad Sig: i cap q8h

Age: 23 Date: 3/9/03

20 mg 2. 5 mg 300 mg

M.Ft Cap. DTD XV REFILL None DAW PKing Lic # 333444 Available: 50 mg Benadryl capsules weighing 200 mg, and 4 mg prednisone tablets weighing 180 mg each.

7.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Latina Davis Age: 21 Address: 21 Bell St., TX 79106 Date: 3/9/03 Simethicone 0.02 g Phenobarb. 0.075 g Magnesium carbonate 0.05 g M. Ft caps D.T.D. # 12 Sig: ii caps tid & HS REFILL None DAW PKing Lic # 333444 Available: 20 mg simethicone tablets weighing 150 mg each, phenobarbital powder, and 500 mg magnesium carbonate tablets weighing one gram each.

214

Essential Math and Calculations for Pharmacy Technicians

8.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Hill Grant Age: 24 Address: 2101 WestCliff, TX-79101 Date: 3/9/03 Warfarin sodium 1.5 mg Lactose qs ad 300 mg M.Ft. Cap D.T.D. # xii Sig: i qAM REFILL None DAW PKing Lic # 333444 Tablets available: 5 mg warfarin sodium tablets weighing 150 mg each.

9.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Karl Mailman Age: 5 Yr Address: 13 Bell St., TX 79106 Date: 3/9/03 Weight = 44 lbs Sulfasalazine 40 mg/kg/24 hours Prednisone 1 mg/cap Lactose qs Ft. caps. DTD # 15 Sig: Contents of i capsule in applesauce q6h DAW PKing Lic # 333444 Bulk powders for all the ingredients are available.

Appendix B

215

10.

Patrick King, M.D. 13 Main Street Amarillo, TX 79106 Phone No. 555-1234 Name : Dennis Menace Age: 32 Address: 2101 Hill Dr., TX 79106 Date: 3/9/03 CPM 2 mg APAP 350 mg Pseudoephed sulfate 30 mg Lactose qs Ft. caps. DTD # xv Sig: ii caps, prn for sinus headache REFILL None DAW PKing Lic # 333444 Bulk powders are available for all the ingredients.

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219

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223

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